Bridge, Highway & Rail News

McLaren Helped Reopen the Historic Oak Tree Road Bridge

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McLaren provided a plethora of services to assist in the rehabilitation of this historic bridge. Services included topographic and ROW surveying, geotechnical investigations, hydraulic analysis, traffic control plans, community outreach, bridge design, permitting, construction documents, construction administration, and resident engineering services.

McLaren Helps Design Reconfiguration to Maryland’s First DDI

The Cordish Company selected McLaren Engineering Group, of Baltimore to design the improvements to Maryland’s first Diverging Diamond Interchange (DDI). The MD 295 / Arundel Mills Blvd. interchange will be reconfigured into a DDI, a traffic solution that has worked around the country to improve traffic flow and efficiency.

The Cordish Companies assembled a team of expert Maryland-based contractors and engineers to develop the best solution to improve traffic flow in the area.

Design-Build Speeds Repair on New York Route 42

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Thanks to an executive order from New York’s governor, the New York State Dept. of Transportation is using design-build on emergency reconstruction of six miles of state Route 42. The Catskills-area stretch suffered flooding during Hurricane Irene and Tropical Storm Lee.

Restoring Route 42 for Ultster and Greene counties by February is a top priority, says NYSDOT Commissioner Joan McDonald. Gov. Andrew Cuomo (D) issued Executive Order 19, allowing NYSDOT to use design-build.

Project of the Year: Poughkeepsie Railroad Bridge/Walkway Over the Hudson

The Poughkeepsie-Highland Railroad Bridge, Pre-Construction

SOURCE: New York Construction · PUBLISHED: December 2010

Applying Recycled Plastic Lumber Technology to Short-Span Bridges

The Sangamore pedestrian trail bridge made of Recycled Plastic Lumber (Montgomery Co., MD)

SOURCE: STRUCTURE Magazine · PUBLISHED: October 2010 · AUTHOR: George F. Assis, Ph.D., P.E.

Although a relatively new concept in bridge construction, recycled plastic lumber (RPL) is gaining acceptance as a lightweight, innovative and durable material for short-span bridges. As evidenced by the completion of several RPL bridges in the past few years, structural-grade reinforced plastic lumber is emerging as a technology of choice for use in load-bearing construction.